Error message

Warning: Use of undefined constant openphil_social - assumed 'openphil_social' (this will throw an Error in a future version of PHP) in openphil_social_block_block_view() (line 90 of /var/www/html/openphil/live/sites/all/modules/custom/openphil_social_block/openphil_social_block.module).

Eric Drexler, Academic Visitor, Oxford Martin Programme on the Impacts of Future Technology, Oxford Martin School, University of Oxford on January 23, 2015.